Late Established Mutans Streptococci in Children over 3 Years Old

Table 2

Children and their ages with mutans streptococci acquired after 1 year.

Organisms present	Age^(a)	Age range	Number (%)
	(months)	(months)	of subjects
S. mutans (−→+)	60.8±11.4	49–71	4/22 (18.2)
S. sobrinus ( −→+)	60.2±8.6	49–81	15/26 (57.7)

^(a): Mean age ± Standard deviation.